The occurrence of diseases of adult bees
By: E.F. Phillips
Series: Department circular / United States Department of Agriculture -- 218; Department circular (United States. Dept. of Agriculture) -- 218.
Publisher: U.S. Dept. of Agriculture
Published: 1922
Place of publication: Washington, D.C
Language: eng
Number of pages: 16
Subjects: Bees; Diseases
Notes: "Contribution from the Bureau of Entomology."

Bibliography: p. 15-16.